How to flash image?

This page provides detailed instructions on how to flash the image for Neon-RB5 using Windows.

1. Prerequisite
	1.0 Download and Install Android Debug Bridge (ADB) and Fastboot Drivers
2. How to Flash Image
  	2.1 Updation of Board Support Package(BSP) Image

1 Prerequisite

1.0 Download and install ADB and Fastboot drivers

​ Please download the ADB and Fastboot drivers and install them using the link provided below.

​ [Android USB Driver] :

​ [ADB Fastboot Tool] :

Note: If you encounter “0 Files Copied Error”, download and install the “15_Second_ADB_Installer_v1.3.0” version as the latest version might not be compatible with the Windows version of your computer.

2.1 Updation of BSP Image (Kernel and Filesystem)

Update the kernel and filesystem and not the NON-HLOS firmware or bootloader, follow the steps below:

  1. Image needed qti-ubuntu-robotics-image-qrb5165-rb5-boot.img, qti-ubuntu-robotics-image-qrb5165-rb5-sysfs.ext4 and abl.elf

  2. Image can found on path :

#windows_Drive: /LEC-RB5-NEON-8G-UBUNTU_20_04-HLOS_2v1.0.10_24_02_19

  1. Connect the USB OTG between Target and Host PC

  2. Power on the Target board.

  3. Open command prompt

  4. #windows_Drive: /LEC-RB5-NEON-8G-UBUNTU_20_04-HLOS_2v1.0.10_24_02_19

  5. Check Target board (Neon-RB5) got detected using below command. It will take minutes to show the device name after power up the target device.

    #cd LEC-RB5-NEON-8G-UBUNTU_20_04-HLOS_2v1.0.10_24_02_19
    #adb devices -l

Note: In case the “#adb devices” command shows no device , please check your Device Manager for any yellow bang in the Qualcomm USB driver as shown in the image below:

  • The driver may have to be manually selected and updated as detailed in the screenshots below:

The driver is already present in the system at this stage and should be available in the list as ‘Android ADB Interface’

After Updating Driver, please follow below to enter into ADB mode on Host PC and check Neon-RB5 detected as fastboot device

Your target device should have been listed in your command prompt terminal. If not, please check and update the driver in the device manager on your development host.

# adb root
# adb reboot bootloader

The target device will be rebooted. It will take minutes to show the device name after power up the target device.

#fastboot devices

​ In case of device not listed , please check device manager for yellow bang and update driver

Enter into Fastboot mode

#fastboot flash abl_a abl.elf
#fastboot flash abl_b abl.elf
#fastboot flash system qti-ubuntu-robotics-image-qrb5165-rb5-sysfs.ext4
#fastboot flash boot_a qti-ubuntu-robotics-image-qrb5165-rb5-boot.img
#fastboot flash boot_b qti-ubuntu-robotics-image-qrb5165-rb5-boot.img
#fastboot reboot

The image has been successfully flashed on targeted device and it will be rebooted by itself. The device is now ready to be used.

  • Attention: Don’t turn off (or) Reset the target device manually. It causes the image packages to break, resulting in the inability to boot.

  • Please take a coffee, It will take around 30 minutes to install all the packages and desktop image.

  • Once, everything is installed you could see the Ubuntu Login page in the monitor.

  • Log in as a Ubuntu On Wayland. Username: adlink Password: adlink